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Validation of a method based on polymerase chain reaction for the detection of genetically modified organisms in various processed foodstuffs

Markus Lipp, Heinz Schimmel, Lothar Kruse, 2001 .

Quantitative analysis of genetically modified organisms (GMO) in processed food by PCR-based methods

A. Wurz, C. Pfeifer, R. Willmund, 1999 .